58261890 has 64 divisors (see below), whose sum is σ = 150232320. Its totient is φ = 14407680.

The previous prime is 58261877. The next prime is 58261901. The reversal of 58261890 is 9816285.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35406 + ... + 37014.

It is an arithmetic number, because the mean of its divisors is an integer number (2347380).

Almost surely, 2^58261890 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58261890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75116160).

58261890 is an abundant number, since it is smaller than the sum of its proper divisors (91970430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

58261890 is a wasteful number, since it uses less digits than its factorization.

58261890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707.

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 58261890 is about 7632.9476612905. The cubic root of 58261890 is about 387.6694007860.

The spelling of 58261890 in words is "fifty-eight million, two hundred sixty-one thousand, eight hundred ninety".